CN201212437Y - Electric-controlled fuel injector detecting bench based on configuration software and PLC - Google Patents
Electric-controlled fuel injector detecting bench based on configuration software and PLC Download PDFInfo
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- CN201212437Y CN201212437Y CNU2008200500375U CN200820050037U CN201212437Y CN 201212437 Y CN201212437 Y CN 201212437Y CN U2008200500375 U CNU2008200500375 U CN U2008200500375U CN 200820050037 U CN200820050037 U CN 200820050037U CN 201212437 Y CN201212437 Y CN 201212437Y
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Abstract
The utility model discloses an electronic control fuel oil injector detecting experiment table based on configuration software and PLC, which is composed of a frame mechanism part, a control part and a host computer, wherein the frame mechanism part comprises a housing, an oil passage part, a measuring cylinder and a clamping unit; the oil passage part is mounted at the back of the housing and comprises an oil tank, an oil pump, a filter screen, an oil return solenoid valve, a throttle valve, an oil pipe, and the like; the clamping unit comprises an air pump component, a guideway and a clamp and is mounted at the upper part of the housing; the measuring cylinder is mounted at the facade of the housing; the control part comprises the PLC, an oil return relay, a pressure sensor, a temperature sensor and a temperature adjusting unit, wherein the oil return relay and the pressure sensor are mounted on the oil passage, and the temperature sensor and the temperature adjusting unit are mounted on the oil tank; a pressure transducer is connected between the PLC and the pressure sensor; and a temperature transducer is connected between the PLC and the temperature sensor. The utility model has complete function detections, convenient and visualized setting and modification of parameters and expandability, can carry out data storage, data displaying, data printing, and the like, and can carry out remote setting and monitoring.
Description
Technical field
The utility model relates to a kind of electric-controlled fuel injector test experience device, is specifically related to be used for the Laboratory Furniture based on configuration software and PLC of the Performance Detection of motor car engine fuel injection device.
Background technique
Electric-controlled fuel injector is a core component in the Fuel Injection system, and its spray characteristics has extremely important influence to the combustion process of motor, directly influences emission performance, fuel economy and the power character etc. of motor.Must technical standard in accordance with regulations require to carry out complete detection, and require detecting instrument to measure accurate, high, the measuring condition high conformity of precision, parameter quantitative is represented, strictness and reliable, to guarantee the qualified and consistency of performance of product.Therefore, the special oil sprayer detector of development becomes urgent problem.
China is monopolized by the foreign trader in electric-controlled fuel injector market at present, domestic oil pump nozzle industry generally adopts manual method, with instruments such as traditional hand pump and pressure gauges, differentiate the quality of oil sprayer with the method for watching, ear is listened, hand is touched, labor intensity is big, works under hard conditions, and individual's experience and attitude towards labour have accounted for very big proportion, subjectivity is strong, and the quality of product can not get strict guarantee.More existing oil sprayer detecting instruments often solidify on the display floater in casing and have only single nixie tube display modular, and the parameter of operating mode can not show setting simultaneously, and function menu is selected trouble, operation inconvenience; Measuring ability is few, not comprehensive, as lacks the function of oil sprayer being carried out durability test, can not at random set testing time or time, can not control detection pressure, be difficult to revise trace routine; Testing environment is required height, be difficult to regulate and control to detect to use the oil of oil warm; The extensibility of communicating by letter with outer computer is low, is difficult to realize the real-time monitoring that the scene is detected, the long-range setting and the storage of parameter, is unfavorable for equipment function of use upgrading in the future.These detectors have often only detected some performance parameter simultaneously, and testing precision also awaits improving, and the result who draws can not weigh the performance and the quality of electric-controlled fuel injector comprehensively, is difficult to satisfy the demand of electric-controlled fuel injector development.
Therefore,, be necessary to develop a kind of full automatic oil sprayer detector, overcome above-described inconvenience and defective in actual use along with China's electric-controlled fuel injector research and development and production need.
The model utility content
Main purpose of the present utility model is to provide a kind of electric-controlled fuel injector test experience platform based on configuration software and PLC, adopts configuration software and PLC control technique, makes friendly man-machine interface, the oil sprayer testing process is carried out the scene detect and monitor; Press electric-controlled fuel injector product technology standard, the any operating mode of energy simulated engine, realize quiescent flow, dynamic flow, multiple FT function test such as endurance test, overcome the following defective that prior art exists: function is selected trouble, operation inconvenience, measuring ability is not comprehensive, lack the function of oil sprayer being carried out durability test, can not at random set testing time or time, can not control detection use the oil of oil warm, the extensibility of communicating by letter with outer computer is low, can't realize the real-time monitoring that the scene is detected, the long-range setting and the storage of parameter are unfavorable for equipment function upgrading in the future.
Second purpose of the present utility model, be to provide a kind of electric-controlled fuel injector test experience platform based on configuration software and PLC, realize the control of monitor station oil-way system, can adjust the oil sprayer operating oil pressure, and can in testing process, realize the automatic control of oil extraction and manually control by actual demand.
The 3rd purpose of the present utility model is to provide a kind of electric-controlled fuel injector test experience platform based on configuration software and PLC, realizes the control to monitor station fuel tank oil liquid temperature, makes oily temperature be stabilized in critical field, reduces the dependence of monitor station to environment.
The 4th purpose of the present utility model is to provide a kind of electric-controlled fuel injector test experience platform based on configuration software and PLC, can carry out operations such as data storage, printing; Simultaneously, also can realize that the parameter of monitor station is set, monitoring by upper-position unit.
For achieving the above object, the utility model solves the technological scheme that its technical problem adopts and is:
Electric-controlled fuel injector test experience platform based on configuration software and PLC is made up of stage mechanism part, control section and upper-position unit.
Stage mechanism partly comprises housing, oil circuit part, graduated cylinder and clamp device.Oil circuit partly is installed in the behind of housing, and oil circuit partly comprises: fuel tank, refrigerating sheet, sink, oil pump, filter screen and oil pipe, oil return relay; Clamp device comprises air pump assembly, guide rail and anchor clamps, is installed on the top of housing; Described graduated cylinder is loaded on the front of housing; Described oil return relay is made of relay and solenoid valve.
Control section comprises PLC, be installed in several oil return relays and the pressure transducer on the oil circuit and be installed in temperature transducer and temperature regulator on the fuel tank, be connected with pressure transducer between PLC and the pressure transducer, be connected with converter temperature between PLC and the temperature transducer; Described oil return relay also is connected with PLC.
Various measuring abilities of Laboratory Furniture and signal set by configuration software by upper-position unit (PC) and under pass to the PLC controller and realize, as program start signal, auto-programming signal, manual process signal, monitor station operating voltage signal, oil return signal, oil pressure control signal, oil tank liquid level signal, oil liquid temperature signal etc.Described control section comprises:
Detecting pattern is selected module: be used for manually and the autosensing mode selection.
Parameter setting module: the time that is used to set oil spout number of times, cycle, pulsewidth and quiescent flow; Realize manual measuring ability.
Oil circuit control module: be used for connecting or closing solenoid valve and PWM pulsewidth modulation, unlatching, the break-make of oil return valve and the lifting of oil pressure of control oil pump.
Temperature control modules: realize the warm control of oil by the control semiconductor refrigerating sheet.
The oil tank liquid level display modular: the conducting by magnetic induction sensor and disconnect the break-make that realizes related circuit, promptly whether the terminal conducting that may command PLC is relevant to be, thus in the upper-position unit user interface liquid level in the display system fuel tank.
Data acquisition module: comprise oil pressure acquisition component, oil sprayer operating voltage acquisition component, the warm acquisition component of fuel tank oil, wherein, the oil pressure acquisition component is connected on the pressure transducer in the oil circuit, oil sprayer operating voltage acquisition component is connected on the DC electrical source of monitor station, and the warm acquisition component of fuel tank oil is connected on the fuel tank temperature transducer.
Data disaply moudle: comprise that operating voltage, parameter, oil pressure, liquid level and temperature show, the I/O point interface by PLC is transferred to upper-position unit, is shown by user interface.
Described parameter setting module and oil circuit control module common combination are manually to detect control unit, and the user sets these two modules by operation interface and realizes manually detecting.
Described electric-controlled fuel injector test experience platform based on configuration software and PLC is provided with a fluorescent lamp behind at graduated cylinder, and the switch of fluorescent lamp is controlled by PLC corresponding output end mouth.
The automatic measuring ability of described electric-controlled fuel injector test experience platform based on configuration software and PLC will be used test item always and be solidified into the standard detection program, each measuring ability commonly used corresponding button on user interface realizes fast, but Dan Xuanyi item or select multinomial the detection simultaneously during operation.
Epigynous computer section is made of by configuration software realization function PC.As the interactive interface between user and the monitor station.Realize the subsequent treatment such as storage of long-range many controls in real time and experimental result simultaneously.
The beneficial effects of the utility model are, have overcome at present the inconvenience and the shortcoming of oil sprayer detector now, have possessed many new detection advantages again simultaneously, mainly show: 1) measuring ability commonly used is designed to the standard detection program, the convenient use.2) can set detection mode in the intended manner arbitrarily.3) adopt the integrated control of PLC, simplify controller architecture, enhancement controller stability is convenient to expand detection range and is made things convenient for system upgrade.4) reduce hardware quantity by upper-position unit (PC) and configuration software, realize operation interface close friendization, be convenient to the subsequent operations such as storage, demonstration, printing of the expansion of measuring ability and detection information simultaneously.5) measuring ability is complete, and attainable Function detection comprises quiescent flow, dynamic flow and endurance test, and the may command pressure and temperature is specially adapted to the detection of many kinds electric-controlled fuel injector product.
Description of drawings
Fig. 1 is the system construction drawing of the utility model based on the electric-controlled fuel injector test experience platform of configuration software and PLC.
A1-upper-position unit among the figure (PC), A2-PLC, A3-filter screen, A4 ~ A9-oil sprayer, A10-converter temperature, A11-pressure transducer, A12 ~ A17-graduated cylinder, A18-pressure transducer, A19 ~ A24-oil return solenoid valve, A25-throttle valve, A26-temperature regulator, A27-temperature transducer, A28-oil pump, A29-fuel tank.
Fig. 2 is the External view of the utility model based on the electric-controlled fuel injector test experience platform of configuration software and PLC.
Fig. 3 is the automatic detection user interface map of the utility model based on the electric-controlled fuel injector test experience platform of configuration software and PLC.
Fig. 4 is the manual detection user interface map of the utility model based on the electric-controlled fuel injector test experience platform of configuration software and PLC.
Embodiment
Below in conjunction with drawings and Examples embodiment of the present utility model is described further.
Electric-controlled fuel injector test experience platform based on configuration software and PLC of the present utility model is combined closely by mechanical part (stage mechanism part), control section (TT﹠C system) and epigynous computer section (PC) and is formed.
Wherein, mechanical part comprises housing, oil circuit part, graduated cylinder and clamp device.Control section comprises hardware such as PLC, pressure transducer, pressure transducer, temperature transducer, converter temperature and temperature regulator, and comprises softwares such as detecting pattern selection module, parameter setting module, data acquisition module, data disaply moudle, oil circuit control module, temperature control modules, oil tank liquid level display modular.Measuring ability and various data display mainly realize by upper-position unit, can carry out storage, printing and the demonstration etc. of telecontrol and data.
Described electric-controlled fuel injector test experience platform based on configuration software and PLC, wherein, data acquisition module mainly comprises: oil pressure acquisition component, oil sprayer operating voltage acquisition component, the warm acquisition component of fuel tank oil, and the oil pressure acquisition component is connected on the pressure transducer in the oil circuit, oil sprayer operating voltage acquisition component is connected on the DC electrical source of monitor station, and the warm acquisition component of fuel tank oil is connected on the fuel tank temperature transducer.
Described electric-controlled fuel injector test experience platform based on configuration software and PLC, wherein, the temperature control modules control signal is connected with drive circuit by the I/O point interface of PLC, after the PLC input port receives pc control procedure, according to this control program, realize the warm control of oil by the control semiconductor refrigerating sheet.
As shown in Figure 1, upper-position unit (A1) is transferred to PLC (A2) with various control programs, and PLC controls each parts of stand by its output port according to program, various sensor (A18, A27) (A10 A11) transfers back to master control system in real time with working state by corresponding transducer.
As shown in Figure 2, the casing B3 front upper of test experience platform is equipped with 6 graduated cylinder B1, can be used for No. 6 oil sprayers and detects and observe its Flow characteristics and atomization characteristics simultaneously; Graduated cylinder B1 top is an air clamper B2, is used for installing clamping oil sprayer, prevents that the leakage of oil situation from appearring in oil sprayer in testing process; Graduated cylinder has a fluorescent lamp behind, can realize its switch by user interface, in case the insufficient light of working environment.Casing B3 side plate is equipped with power switch B5, and COM1 B4 is housed simultaneously, is used for plc communication.
Based on the operation interface of the electric-controlled fuel injector test experience platform of configuration software and PLC as shown in Figure 3 and Figure 4, be respectively automatic detection and manually detect interface (from log-in interface, selecting to enter).
As shown in Figure 3, detect the interface automatically and comprise that mainly testing conditions display window, autotest select window, system's control knob to select window, oil sprayer to control window and spray regime shows animation.Wherein the testing conditions display window can the display system working procedure in operating voltage, system oil pressure, ambient temperature and liquid level.Autotest selects window to comprise 6 measuring abilities selections commonly used, and these 6 measuring abilities commonly used are made the standard detection program, use 6 buttons corresponding with it respectively, therefore, only need can finish common function and select by choosing button wherein, it is very convenient to operate.Simultaneously, these measuring abilities commonly used can be realized single choosing or multiselect, but as Dan Xuan " 2 " program, or multiselect " 2 ", " 3 " and combinations such as " 6 ".Having moved this trace routine when singly selecting stops, from left to right order execution of each trace routine during multiselect, leave certain dwell time between each program and observe testing result and record data to operator, after treating that operator finish record, open solenoid valve, oil in the graduated cylinder B1 is back in the fuel tank, realizes automatic oil return, do not need the extra operation of operator.System's control knob selects window to comprise " startup ", " time-out ", " stopping ", " oil return " 4 buttons, having chosen detection mode can begin to detect by start button, in the process of trace routine operation commonly used, can use " time-out " button that testing process is taken time out to, convenient record data midway, in the time will continuing to detect, only need to press " time-out " button once more, program can continue operation." stopping " button can stop active program immediately.Oil sprayer control window comprises selector button and " standard-sized sheet ", " complete shut-down " 2 buttons of 6 oil sprayers, can be used for to single, oil sprayer is tested individually or a plurality of oil sprayer joint test.Spray regime shows animation, and testing process is shown to the user dynamically.
As shown in Figure 4, manually detect the interface and comprise that testing conditions display window, static injection are provided with window, dynamically injection is provided with window, system's control knob selects window, oil sprayer control window and spray regime demonstration animation, light control and oil pressure to control.Functions such as the setting of main realization parameter, durability test, quiescent flow detection, pump start, oil pressure control, manually oil return, headlamp switch.Dynamically spray cycle, pulsewidth and the number of times that window is a fuel injection pulse signal is set.After the parameter setting is finished, select the window start-up routine by system's control knob, " time-out " and " stopping " button that also can lead to this window is simultaneously realized the time-out and the hold function of program.Quiescent flow sprays by static state and window is set the normal spray time is set detects, and by setting the normal spray time, detects the quiescent flow characteristic that oil sprayer sprays under full operating voltage.Manually detect in the interface to the control of oil circuit the mainly lifting by pump start, oil pressure, manually oil return realizes, corresponding respectively system's control knob is selected "+" (liter) and "-" (falling) button in " startup ", " oil return " button and the oil pressure regulating and controlling district of window; Can change system pressure in real time by lifting key, and on the system oil pressure display place of testing conditions display window, show, simultaneously, in testing process, the operator can select " oil return " button of window to realize manual oil return by system's control knob at any time.The relative program of writing by configuration software is realized the storage of data and printing etc.The external system machine can communicate with many monitor stations in scene as required, sets and obtain the systematic parameter of many monitor stations." opening " and " pass " button by light regulating and controlling district can controll day the opening and closing of light modulation.
Claims (4)
1, based on the electric-controlled fuel injector test experience platform of configuration software and PLC, form by stage mechanism part, control section and upper-position unit, stage mechanism partly comprises housing, oil circuit part, graduated cylinder and clamp device, oil circuit partly is installed in the behind of housing, comprises fuel tank, oil pump, filter screen, oil return solenoid valve, throttle valve and oil pipe etc.; Clamp device comprises air pump assembly, guide rail and anchor clamps, is installed on the top of housing; Described graduated cylinder is loaded on the front of housing, it is characterized in that:
Control section comprises PLC, be installed in several oil return relays and the pressure transducer on the oil circuit and be installed in temperature transducer and temperature regulator on the fuel tank, be connected with pressure transducer between PLC and the pressure transducer, be connected with converter temperature between PLC and the temperature transducer; Described oil return relay also is connected with PLC;
Described control section also comprises the PC that being used to of being connected with PLC shows and control.
2, the electric-controlled fuel injector test experience platform based on configuration software and PLC according to claim 1 is characterized in that being provided with a fluorescent lamp behind at graduated cylinder, and fluorescent lamp is connected with the PLC related port and controls its switch by PC.
3, the electric-controlled fuel injector test experience platform based on configuration software and PLC according to claim 1, the temperature regulator that it is characterized in that being installed on the fuel tank comprises semiconductor refrigerating sheet, radiating fin, fan and polyurethane heat insulation material.
4, the electric-controlled fuel injector test experience platform based on configuration software and PLC according to claim 1 is characterized in that described oil return relay is made of relay and solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200500375U CN201212437Y (en) | 2008-07-01 | 2008-07-01 | Electric-controlled fuel injector detecting bench based on configuration software and PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200500375U CN201212437Y (en) | 2008-07-01 | 2008-07-01 | Electric-controlled fuel injector detecting bench based on configuration software and PLC |
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| Publication Number | Publication Date |
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| CN201212437Y true CN201212437Y (en) | 2009-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200500375U Expired - Fee Related CN201212437Y (en) | 2008-07-01 | 2008-07-01 | Electric-controlled fuel injector detecting bench based on configuration software and PLC |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858291A (en) * | 2010-04-30 | 2010-10-13 | 广州市铭珠电控设备科技有限公司 | Detection and analysis test stand of electric control diesel engine injector and control method thereof |
| CN104864571A (en) * | 2015-05-29 | 2015-08-26 | 珠海格力电器股份有限公司 | Air conditioning system, liquid level detection device and method, water pumping device and method |
| CN109026484A (en) * | 2018-07-13 | 2018-12-18 | 天津理工大学 | The control system of automotive air induction duct formula fuel injector on-line checking platform |
| GB2567637A (en) * | 2017-10-17 | 2019-04-24 | Delphi Tech Ip Ltd | Injector test machine |
| CN110174249A (en) * | 2019-03-30 | 2019-08-27 | 南京航空航天大学 | A kind of aircraft oil cooling motor oil return experimental provision |
-
2008
- 2008-07-01 CN CNU2008200500375U patent/CN201212437Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858291A (en) * | 2010-04-30 | 2010-10-13 | 广州市铭珠电控设备科技有限公司 | Detection and analysis test stand of electric control diesel engine injector and control method thereof |
| CN104864571A (en) * | 2015-05-29 | 2015-08-26 | 珠海格力电器股份有限公司 | Air conditioning system, liquid level detection device and method, water pumping device and method |
| CN104864571B (en) * | 2015-05-29 | 2017-07-07 | 珠海格力电器股份有限公司 | Air-conditioning system, liquid level detection device and method, pumping equipment and method |
| GB2567637A (en) * | 2017-10-17 | 2019-04-24 | Delphi Tech Ip Ltd | Injector test machine |
| GB2567637B (en) * | 2017-10-17 | 2020-05-27 | Delphi Tech Ip Ltd | Injector test machine |
| US11339757B2 (en) | 2017-10-17 | 2022-05-24 | Delphi Technologies Ip Limited | Injector test machine |
| CN109026484A (en) * | 2018-07-13 | 2018-12-18 | 天津理工大学 | The control system of automotive air induction duct formula fuel injector on-line checking platform |
| CN109026484B (en) * | 2018-07-13 | 2023-09-29 | 天津理工大学 | Control system of on-line detection platform of automobile air inlet type oil sprayer |
| CN110174249A (en) * | 2019-03-30 | 2019-08-27 | 南京航空航天大学 | A kind of aircraft oil cooling motor oil return experimental provision |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090325 Termination date: 20120701 |